Uniform ratio of independent exponential variables
= Uniform ratio of independent exponential variables
If $A$ and $B$ are independent exponential variables with the same rate, then $A/(A+B)$ is uniform on $(0,1)$ and is independent of $A+B$.
= Uniform ratio of independent exponential variables
If $A$ and $B$ are independent exponential variables with the same rate, then $A/(A+B)$ is uniform on $(0,1)$ and is independent of $A+B$.